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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 742 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

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  1. 1.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  2. 2.🔧 Which invention helps us talk to people far away? (a) telephone (b) stethoscope (c) compass (d) telescope
  3. 3.What does a compass help us do? (a) find directions (b) see tiny germs (c) hear the heartbeat (d) talk to people far away
  4. 4.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the printing press (d) the electric battery
  5. 5.💡 Who gave us penicillin? (a) Alexander Fleming (b) Johannes Gutenberg (c) Edward Jenner (d) Alexander Graham Bell
  6. 6.What does a printing press help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) find directions
  7. 7.True or false: a compass helps us find directions. (a) True (b) False
  8. 8.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  9. 9.What does a telescope help us do? (a) find directions (b) see faraway stars (c) measure body temperature (d) talk to people far away
  10. 10.What did Alexander Graham Bell give us? (a) the stethoscope (b) X-rays (c) the telephone (d) penicillin
  11. 11.What does a telephone help us do? (a) find directions (b) hear the heartbeat (c) tell the time (d) talk to people far away
  12. 12.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the telephone (d) raised-dot writing
  13. 13.What did Louis Braille give us? (a) X-rays (b) the electric battery (c) penicillin (d) raised-dot writing
  14. 14.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  15. 15.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Graham Bell (c) René Laennec (d) the Wright brothers
  16. 16.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  17. 17.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Alexander Graham Bell
  18. 18.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the smallpox vaccine (d) the telephone
  19. 19.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) Alexander Fleming
  20. 20.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alexander Fleming
  21. 21.What does a thermometer help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) measure body temperature
  22. 22.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  23. 23.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  24. 24.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Fleming (c) Alexander Graham Bell (d) the Wright brothers
  25. 25.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) compass (d) printing press
  26. 26.🔧 Which invention helps us tell the time? (a) thermometer (b) clock (c) microscope (d) compass
  27. 27.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  28. 28.What did the Wright brothers give us? (a) the electric battery (b) raised-dot writing (c) the first aeroplane (d) the printing press
  29. 29.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) telescope (d) thermometer
  30. 30.True or false: a clock helps us tell the time. (a) False (b) True
  31. 31.What does a stethoscope help us do? (a) print many books (b) do sums quickly (c) see tiny germs (d) hear the heartbeat
  32. 32.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) clock (c) thermometer (d) microscope
  33. 33.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  35. 35.What did Alessandro Volta give us? (a) raised-dot writing (b) the electric battery (c) penicillin (d) the first aeroplane
  36. 36.True or false: a telescope helps us see faraway stars. (a) True (b) False
  37. 37.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  38. 38.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  39. 39.🔧 Which invention helps us find directions? (a) telephone (b) clock (c) thermometer (d) compass
  40. 40.True or false: a microscope helps us see tiny germs. (a) True (b) False

Answer key

  1. False
  2. telephone
  3. find directions
  4. penicillin
  5. Alexander Fleming
  6. print many books
  7. True
  8. Alessandro Volta
  9. see faraway stars
  10. the telephone
  11. talk to people far away
  12. the printing press
  13. raised-dot writing
  14. True
  15. the Wright brothers
  16. False
  17. Edward Jenner
  18. the stethoscope
  19. René Laennec
  20. Johannes Gutenberg
  21. measure body temperature
  22. True
  23. False
  24. Alexander Graham Bell
  25. stethoscope
  26. clock
  27. False
  28. the first aeroplane
  29. printing press
  30. True
  31. hear the heartbeat
  32. thermometer
  33. False
  34. True
  35. the electric battery
  36. True
  37. True
  38. True
  39. compass
  40. True

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